treewide: format with nightly rustfmt; auto-fix Clippy lints

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: If4fd0511087dbaa65afc56a34d7c2f166a6a6964

crates/common/src/error.rs

@@ -51,7 +51,7 @@ pub enum CiError {
 }
 
 impl CiError {
-  #[must_use] 
+  #[must_use]
   pub fn is_disk_full(&self) -> bool {
     let msg = self.to_string().to_lowercase();
     msg.contains("no space left on device")
@@ -186,19 +186,19 @@ pub struct DiskSpaceInfo {
 
 impl DiskSpaceInfo {
   /// Check if disk space is critically low (less than 1GB available)
-  #[must_use] 
+  #[must_use]
   pub fn is_critical(&self) -> bool {
     self.available_gb < 1.0
   }
 
   /// Check if disk space is low (less than 5GB available)
-  #[must_use] 
+  #[must_use]
   pub fn is_low(&self) -> bool {
     self.available_gb < 5.0
   }
 
   /// Get a human-readable summary
-  #[must_use] 
+  #[must_use]
   pub fn summary(&self) -> String {
     format!(
       "Total: {:.1}GB, Free: {:.1}GB ({:.1}%), Available: {:.1}GB",